Flashy Flash

Race: Human

Occupation: Superhero

Level: S-Class; Rank: 13

Affiliation: The Heroes Association

Debut: Chapter 29

Flashy Flash has feminine features, sharp looking eyes, shoulder-lengthed silver hair, and a white cape with a black pin that's the shape of the stars. He has two hairpins which are also the same shape.

(Source: One Punch-Man Wiki)